Derek specialises in the maintenance of Critchlow’s core spatial data from which products such as NationalMap are derived. He has a background in quality control as well as significant experience working with transport network related data.
Throughout 2016 and 2017, Derek concentrated his experience on the NationalMap Road Network, aligning every road in New Zealand (100,000kms of roads) to within two metres of its real-world positioning and ensuring that their make-up and surrounds are truly reflected.
Derek also ensures the data that Critchlow provides is clean, consistent, and accurate, giving customers the confidence that the data they’re receiving and utilising is correct.
D: +64 4 910 6236